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Brain responses as a function of direction (approach vs. retreat). Clusters in red show regions with stronger responses for approach vs. retreat; clusters in blue show the reverse. Clusters were thresholded at a whole-brain corrected alpha of .05. PAG: periaqueductal gray; SMA: supplementary motor area; FEF: frontal eye field; IPS: intraparietal sulcus; PreCG: precentral gyrus.
